《Chapter4Theworldofnumbers》Thefirstperiod:wordspreparationTeachingaims:1.Introducethewordsofdifferentkindsofnumbers2.ToreadoutallkindsofnumbersandsymbolsTeachingDifficulties:HowtoreadoutthedifferentkindsofnumberscorrectlyandtellthembylisteningTeachingfocuses:1.Helpstudentstomasterthenewwords.2.HelpthestudentstoknowsomethingaboutthelanguageofnumbersTeachingaids:somepaperwithdifferentgroupsofnumbers,ataperecorderandmulti-media.Teachingprocedures:Step1Lead-inandrevision：Encouragestudentstospeakoutatleastthreethingsthatcanbeunderstoodbyallhumanbeingswithdifferentlanguage:music,painting,food,numbersActivity1:askallthestudentstostandupandcountthenumbersonebyone.Eachstudenthasachancetosay“pass”and“backwards”.Activity2:theteachersay:”PageX”,allthestudentsfindthatpageaasquicklyaspossible.Thenthestudentsworkingroupsoffour.Step2:wordstudyTask1:TeachnewvocabularyofnumbersbyshowingstudentssomegroupsofnumbersandaskthemtofindouttherulesCardinalnumbersandordinalnumbersOddnumbersandevennumbersNumbersshowingdegreesDecimalsFractionsPercentagesSymbolsTask2:page44AMatchthewordswiththesignsandnumbersTask3:TeachstudentstoreadoutNumbersshowingdegrees,Decimals,Fractions,PercentagesSymbolsStep3:ListeningPage48AStep4:Teachthewayofsaying“＋,－,×,÷”Task1:saythefollowingsinEnglish:7＋8=155×7=3529－17=1280÷4=20Task2:chooseanytopiecesfromthecards,askthestudentstomaketheresult10byusing“＋,－,×,÷”.(thecardsJ,Q,Kare“0”)HomeworkExercisebook:vocabularyABCThesecondperiod:VocabularyTeachingaims:Masterallthenewwordsinthisunit.Teachingdifficulties:Thespellingofnewwords.Teachingaids:ThemultimediaandtheblackboardTeachingproceduresStep1:writedown“0”ontheblackboard,talkaboutitandpresent:ancientnumbers,consistof,Indian,develop,invent,invention...showpicturesofanabacusandanelectroniccalculatorandacomputerTalkaboutthemandpresentthenewwords:inventinventionabacuscalculatoraccurate...Step2:AskthestudentstofinishPartC1,PartC2PartC3.PartDPartECompleteeachtaskindividuallyfirstandthendiscussingroupsthenintheclass.Step3.Furtherstudy.Learnmoreexpressionsaboutdifferentusageofnumbers.1.房号：1103----Room11032.班级、年级－－Class6,Grade9/FormThree3.时间：6：50－－sixfifty;tentoseven4.年、月、日：1986/12/6---Decemberthesixth,nineteeneighty-six5.温度：36°C－－thirty-sixCelsiusdegree6.序数：12th－－twelfth14th——fourteenthStep4:MoreactivitiesActivity1;workingroupsoffour,onestudentsaysomenumbersfrom1to1ooquickly,theotherswritethemdownasquicklyaspossible.Activity2;workingroupsoffour,onestudentsaysomenumbersfrom1to1ooquickly,theotherscirclethemonapieceofpaperwhichisfullofdifferentnumbersasquicklyaspossible.Activity3;fillintheblankswithappropriatenumbers.two，five，eight，eleven，fourteen，______,twentytwo，four，seven，eleven，sixteen，______,twenty-ninethree,four,seven,eleven,_______four,nine,______twenty-fiveHomework:Exercisebook:vocabularyDThethirdperiod:readingTeachingAims:1.Learnaboutnumbersfromtheoldworldtothepresentworld2.Trainthestudents’readingability.TeachingImportantPoint:1.Improvethestudents’readingability.2.Developthestudents’creative,comprehensiveandconsolidatingabilities.TeachingDifficultPoint:1.Howtoimprovethestudents’readingability.2.TheuseofsomeusefulexpressionsaboutnumbersTeachingMethods:Individual,pairorgroupworktomakeeverystudentworkinclass.TeachingAids:ThemultimediaandtheblackboardTea...
